<template>
    <div class="shopcar-container">

        <div class="goods-list">
            <!--        商品列表区域-->
            <div class="mui-card" v-for="(item,i) in goodslist" :key="item.id">
                <div class="mui-card-content">
                    <div class="mui-card-content-inner">
                        <mt-switch
                                v-model="$store.getters.getGoodsSelected[item.id]"
                                @change="selectedChanged(item.id, $store.getters.getGoodsSelected[item.id])"
                        ></mt-switch>
                        <img :src="item.thumb_path" alt="">
                        <div class="info">
                            <h1>{{ item.title }}</h1>
                            <p>
                                <span class="price">￥{{ item.sell_price }}</span>
                                <numbox class="numbox" :initcount="$store.getters.getGoodsCount[item.id]" :goodsid="item.id"></numbox>
                                <a href="#" @click.prevent="remove(item.id, i)">删除</a>
                            </p>
                        </div>
                    </div>
                </div>
            </div>
        </div>

        <!--        结算区域-->
        <div class="goods-list">
            <div class="mui-card">
                <div class="mui-card-content">
                    <div class="mui-card-content-inner jiesuan">
                        <div class="left">
                            <p>总计（不含运费）</p>
                            <p>已勾选商品
                                <span class="red">{{ $store.getters.getGoodsCountAndAmount.count }}</span> 件， 总价
                                <span class="red">￥{{ $store.getters.getGoodsCountAndAmount.amount }}</span></p>
                        </div>
                        <mt-button type="danger">去结算</mt-button>
                    </div>
                </div>
            </div>
        </div>

    </div>
</template>

<script>
    import numbox from "../../views/number_box/shopcar_numbox";
    export default {
        data() {
            return {
                goodslist: [] // 购物车中所有商品的数据
            }
        },
        created() {
            this.getGoodsList();
        },
        methods: {
            async getGoodsList () {
                // 1. 获取到 store 中所有的商品的Id，然后拼接出一个 用逗号分隔的 字符串
                var idArr = [];
                this.$store.state.car.forEach(item => idArr.push(item.id));
                // 如果 购物车中没有商品，则直接返回，不需要请求数据接口，否则会报错
                if (idArr.length <= 0) {
                    return;
                }
                // 获取购物车商品列表
                const { data: res } = await this.$http.get(`api/goods/getshopcarlist/${idArr.join(",")}`)
                if (res.status === 0) {
                    this.goodslist = res.message;
                }
            },
            remove (id,index) {
                this.goodslist.splice(index, 1)
                this.$store.commit('removeFormCar', id)
            },
            selectedChanged (id, val) {
                this.$store.commit("updateGoodsSelected", { id, selected: val });
            }
        },
        components: {
            numbox
        }
    }
</script>

<style lang="less" scoped>
    .shopcar-container {
        background-color: #eee;
        overflow: hidden;
        margin-bottom:50px;
        .goods-list {
            .mui-card-content-inner {
                display: flex;
                align-items: center;
            }

            img {
                width: 60px;
            }

            h1 {
                font-size: 13px;
            }

            .info {
                display: flex;
                flex-direction: column;
                justify-content: space-between;

                p{
                    display: flex;
                    justify-content: space-between;
                    align-items: center;
                    .price {
                        color: red;
                        font-weight: bold;
                    }
                    .numbox{
                        margin: 6px;
                    }
                }
            }
        }
        .jiesuan {
            display: flex;
            justify-content: space-between;
            align-items: center;
            .red {
                color: red;
                font-weight: bold;
                font-size: 16px;
            }
        }
    }
</style>
